Question

At present Maria is 8 years older Than This younger brother. After 4 years Maria age will be double the age of his brother. Find their present age.
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Answer 1

Answer:

let say maria brother age to be x

then

marya present age=8+x

accoridng to question

after 4year

8+4+x= 2(4+x)

12-8=x

x=4

and marias present age is 12